(19)
(11) EP 2 323 140 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
19.03.2014 Bulletin 2014/12

(43) Date of publication A2:
18.05.2011 Bulletin 2011/20

(21) Application number: 10191525.4

(22) Date of filing: 17.11.2010
(51) International Patent Classification (IPC): 
H01F 5/00(2006.01)
H01Q 7/08(2006.01)
 H01F 41/06(2006.01)
G06F 3/041(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 17.11.2009 JP 2009262296

(71) Applicant: Wacom Co., Ltd.
Saitama, 349-1148 (JP)

(72) Inventor:
  • Katsurahira, Yuji
    Tokyo 164-0012 (JP)

(74) Representative: Appelt, Christian W. et al
Boehmert & Boehmert Pettenkoferstrasse 20-22
80336 München
80336 München (DE)

   


(54) Coil, position indicator, position detecting device, and coil winding method


(57) A position indicator for use in a pen tablet device includes a coil for emitting a position indicating signal. The coil includes: a first conductive wire wound from a distal end portion thereof to a proximal end portion thereof in a predetermined rotational direction; and a second conductive wire wound from a proximal end portion thereof to a distal end portion thereof in the predetermined rotational direction, wherein the first conductive wire and the second conductive wire are connected to each other at the proximal end portions thereof, and the wound first conductive wire and the wound second conductive wire are disposed alternately adjacent to each other.







Search report















Search report